S$586 Cheap Flights from London to Seoul

View S$586 flight on Mon, 2 Nov, 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Incheon Intl. Airport (ICN)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from London to Seoul (LHR-ICN)

Prices were available within the past 7 days and start at S$586 for one-way flights and S$831 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, 26 Jan - Wed, 3 Feb
LHR
London
ICN
Seoul
S$831 Return, found 6 days ago
S$831
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 26 Jan from London to Seoul, returning Wed, 3 Feb, priced at S$831 found 6 days ago
Scandinavian Airlines
Thu, 3 Dec - Mon, 7 Dec
LHR
London
ICN
Seoul
S$969 Return, found 4 days ago
S$969
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Thu, 3 Dec from London to Seoul, returning Mon, 7 Dec, priced at S$969 found 4 days ago
Air India
Mon, 5 Oct - Thu, 15 Oct
LHR
London
ICN
Seoul
S$992 Return, found 16 hours ago
S$992
Return
found 16 hours ago
Select Air India flight, departing Mon, 5 Oct from London to Seoul, returning Thu, 15 Oct, priced at S$992 found 16 hours ago
China Southern Airlines
Wed, 16 Sept - Wed, 14 Oct
LHR
London
ICN
Seoul
S$1,067 Return, found 8 hours ago
S$1,067
Return
found 8 hours ago
Select China Southern Airlines flight, departing Wed, 16 Sept from London to Seoul, returning Wed, 14 Oct, priced at S$1,067 found 8 hours ago
Shenzhen Airlines
Sat, 13 Jun - Fri, 3 Jul
LHR
London
ICN
Seoul
S$1,091 Return, found 2 days ago
S$1,091
Return
found 2 days ago
Select Shenzhen Airlines flight, departing Sat, 13 Jun from London to Seoul, returning Fri, 3 Jul, priced at S$1,091 found 2 days ago
KLM
Tue, 26 Jan - Wed, 3 Feb
LHR
London
ICN
Seoul
S$1,092 Return, found 6 days ago
S$1,092
Return
found 6 days ago
Select KLM flight, departing Tue, 26 Jan from London to Seoul, returning Wed, 3 Feb, priced at S$1,092 found 6 days ago
Etihad Airways
Thu, 11 Jun - Thu, 25 Jun
LHR
London
ICN
Seoul
S$1,143 Return, found 16 hours ago
S$1,143
Return
found 16 hours ago
Select Etihad Airways flight, departing Thu, 11 Jun from London to Seoul, returning Thu, 25 Jun, priced at S$1,143 found 16 hours ago
Finnair
Fri, 26 Feb - Sun, 7 Mar
LHR
London
ICN
Seoul
S$1,150 Return, found 6 hours ago
S$1,150
Return
found 6 hours ago
Select Finnair flight, departing Fri, 26 Feb from London to Seoul, returning Sun, 7 Mar, priced at S$1,150 found 6 hours ago
Turkish Airlines
Mon, 15 Jun - Sat, 20 Jun
LHR
London
ICN
Seoul
S$1,337 Return, found 3 days ago
S$1,337
Return
found 3 days ago
Select Turkish Airlines flight, departing Mon, 15 Jun from London to Seoul, returning Sat, 20 Jun, priced at S$1,337 found 3 days ago
Air France
Tue, 16 Jun - Wed, 1 Jul
LHR
London
ICN
Seoul
S$1,355 Return, found 2 days ago
S$1,355
Return
found 2 days ago
Select Air France flight, departing Tue, 16 Jun from London to Seoul, returning Wed, 1 Jul, priced at S$1,355 found 2 days ago

Frequently asked questions

How much is a flight from Heathrow Airport to Incheon Intl. Airport (ICN)?
Start packing your suitcase, because round-trip flights from LHR to ICN start from S$831. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to Incheon Intl. Airport (ICN)?
This differs between air carriers, as each has its own terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from Heathrow Airport to Seoul–Incheon Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to Incheon Intl. Airport (ICN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to ICN?
The distance is around 8,900 kilometres, so pack your carry-on bag with all the things you need to make your journey comfortable. Wondering what to take on board your Hounslow to South Korea flight? A sleep mask, earplugs and a travel pillow are among the essentials.
Which airlines fly direct from LHR to Incheon Intl. Airport (ICN)?
With 30 flights a month operating from LHR to Incheon Airport, Korean Air (KE) is a popular choice. Asiana Airlines (OZ) is another popular choice. It offers 30 flights each month. Between these two airlines, you'll be able to find a great deal from Hounslow to South Korea.
Are Heathrow Airport (LHR) to Seoul–Incheon Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes pick up a bargain, with some super cheap airfares from London Heathrow to Seoul–Incheon Intl. Airport arising a few weeks before the date of departure. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals regularly — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines quote prices so far in advance.

Travel information

Origin airport
Heathrow
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Air India, Asiana Airlines, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Finnair, KLM, Korean Air, LOT-Polish Airlines, Lufthansa, Malaysia Airlines, Qatar Airways, Scandinavian Airlines, Singapore Airlines, United, Vietnam Airlines, Virgin Atlantic
Return price
S$830
Distance
8809 km
Average flight time
20 hours 41 mins

Book with confidence

Perfect flights from London to Seoul

Your Journey from London to Seoul

Start your unforgettable journey with Expedia. Our broad selection of flights from London to Seoul caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Shenzhen Airlines, Hainan Airlines, Lufthansa, Air India, Etihad Airways, Air China, Asiana Airlines, Virgin Atlantic, Korean Air, Vietnam Airlines, Scandinavian Airlines, China Southern Airlines, KLM, Finnair, Turkish Airlines, Air France. Our selection of flights from Heathrow to Incheon Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with London to Seoul Flights

Experience the joy of finding cheap flights from Heathrow to Incheon Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$586 and roundtrip prices from S$831*.
 

Pre-Flight Essentials

Ensure a smooth journey from London to Seoul with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Seoul

Picture yourself stepping off the plane in Seoul and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your London to Seoul Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from London to Seoul.
 

Beyond the Flight – Exploring Seoul

With Expedia, your adventure extends beyond the flight. Explore Seoul at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from London to Seoul with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from London to Seoul with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from London to Seoul

Explore a world of travel with Expedia

*Available to Expedia members.